18589027940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{132778771}}^1$

素因数の和:132778787

約数の個数: 24

約数和(自身を含む): 44613667392

約数和(自身を除く): 26024639452

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 132778771, 265557542, 531115084, 663893855, 929451397, 1327787710, 1858902794, 2655575420, 3717805588, 4647256985, 9294513970, 18589027940]

約数ペア:

[(1, 18589027940), (2, 9294513970), (4, 4647256985), (5, 3717805588), (7, 2655575420), (10, 1858902794), (14, 1327787710), (20, 929451397), (28, 663893855), (35, 531115084), (70, 265557542), (140, 132778771)]